THE CMMG MK57 DIARIES

As CMMG developed a brand partially by supporting and innovating special calibers while in the AR System, the addition of the 5.7x28mm Mk57 shorter-barrel rifle listed here is likely only the beginning.The projectiles would stick or drag in there as well as follower would bind. Since the ProMags haven't any inward-projecting element and go away a

As CMMG crafted a brand in part by supporting and innovating one of a kind calibers while in the AR System, the addition of the five.7x28mm Mk57 quick-barrel rifle below is probably going only the start.The projectiles would adhere or drag in there and the follower would bind. Given that the ProMags don't have any inward-projecting section and lea